Added various contracts for testing.

test/compilationTests/zeppelin/token/BasicToken.sol

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+pragma solidity ^0.4.11;
+
+
+import './ERC20Basic.sol';
+import '../math/SafeMath.sol';
+
+
+/**
+ * @title Basic token
+ * @dev Basic version of StandardToken, with no allowances. 
+ */
+contract BasicToken is ERC20Basic {
+  using SafeMath for uint256;
+
+  mapping(address => uint256) balances;
+
+  /**
+  * @dev transfer token for a specified address
+  * @param _to The address to transfer to.
+  * @param _value The amount to be transferred.
+  */
+  function transfer(address _to, uint256 _value) {
+    balances[msg.sender] = balances[msg.sender].sub(_value);
+    balances[_to] = balances[_to].add(_value);
+    Transfer(msg.sender, _to, _value);
+  }
+
+  /**
+  * @dev Gets the balance of the specified address.
+  * @param _owner The address to query the the balance of. 
+  * @return An uint256 representing the amount owned by the passed address.
+  */
+  function balanceOf(address _owner) constant returns (uint256 balance) {
+    return balances[_owner];
+  }
+
+}